Epidemiological Studies of Potent Environmental Pathogen:Streptococcus pneumoniae. Pakistan Journal of Analytical & Environmental Chemistry, Pakistan, v. 17, n. 2, p. 170 – 174, 2016. DOI: 10.21743/pjaec.v17i2.268. Disponível em: https://pjaec.pk/index.php/pjaec/article/view/234. Acesso em: 6 jul. 2025.